26 lines
1019 B
Python
26 lines
1019 B
Python
import cadquery as cq
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import math
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slant_degree=15.0
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thickness=20
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rod_thickness=15.2
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loop_thickness=1.5
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stepper_motor_size=42
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offset=8.83
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gap = stepper_motor_size * math.sin(math.radians(slant_degree)) / math.sin(math.radians(90-slant_degree))
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width = math.sqrt(gap**2 + stepper_motor_size**2 - 2*gap*stepper_motor_size*math.cos(math.radians(90)))
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base = cq.Workplane('XY').lineTo(0,offset).polarLine(stepper_motor_size, 90-slant_degree)
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base = base.hLine(width).polarLine(stepper_motor_size-5,270-slant_degree).tangentArcPoint((gap+stepper_motor_size-5,0), relative=False)
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#base = base.threePointArc((60,(-rod_thickness-2*loop_thickness)/2), (40, -rod_thickness-2*loop_thickness)).polarLine(10, 180-slant_degree).vLine(10).polarLine(12.5, -slant_degree)
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base = base.threePointArc((55,-20), (25, -30)).polarLine(15, 180-slant_degree).vLine(8).polarLine(15.5, -slant_degree)
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base = base.threePointArc((45, -10), (25, -20)).polarLine(15, 180-slant_degree)
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base = base.close().extrude(20)
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# Render
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show_object(base)
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